| Portsmouth Rhode Island
Weather Almanac |
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| Thursday, July 30, 2020 |
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| Cloudy and Dense Fog early, Partly Cloudy Day to Cloudy PM,
Hot and Humid |
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| Climate
Normal Period |
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Climate Record Period |
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| 1981- 2010 |
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1893 - 2020 |
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July 30, 2020 |
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Record |
Record |
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| Observed Daily Data |
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Observed |
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2019 |
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Normal |
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Depart |
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Highest |
Lowest |
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| Maximum Temperature |
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88 |
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91 |
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80 |
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+8 |
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93 |
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in |
1949 |
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64 |
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in |
1914 |
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| Minimum
Temperature |
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73 |
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71 |
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66 |
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+7 |
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73 |
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in |
2020 |
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54 |
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in |
1968 |
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| Average Temperature |
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81 |
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81 |
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73 |
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+8 |
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83 |
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in |
1949 |
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61 |
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in |
1914 |
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| Precipitation |
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.00 |
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.00 |
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.11 |
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-.11 |
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2.77 |
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in |
1963 |
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| One
Hour |
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.00 |
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.00 |
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1.07 |
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in |
1963 |
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| Snow |
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0.0 |
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0.0 |
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0.0 |
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+0.0 |
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0.0 |
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in |
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| Snow Depth |
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0 |
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0 |
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0 |
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in |
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| Heating Degree Days |
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0 |
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0 |
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0 |
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+0 |
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4 |
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in |
1914 |
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0 |
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in |
2020 |
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| Cooling Degree Days |
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16 |
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16 |
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8 |
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+8 |
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18 |
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in |
1949 |
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0 |
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in |
2001 |
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| Maximum Dew Point |
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75 |
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76 |
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69 |
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+6 |
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76 |
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in |
2019 |
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54 |
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in |
1968 |
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| Minimum
Dew Point |
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69 |
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69 |
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60 |
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+9 |
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69 |
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in |
2020 |
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44 |
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in |
1997 |
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| Average Dew Point |
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72 |
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73 |
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65 |
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+8 |
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73 |
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in |
2019 |
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49 |
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in |
1968 |
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| Maximum Humidity |
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97% |
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97% |
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93% |
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+4% |
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100% |
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in |
2016 |
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70% |
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in |
1968 |
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| Minimum
Humidity |
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57% |
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59% |
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57% |
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+0% |
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97% |
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in |
1976 |
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35% |
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in |
1995 |
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| Average Humidity |
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77% |
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78% |
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75% |
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+2% |
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99% |
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in |
1976 |
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53% |
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in |
1968 |
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| Maximum Barometer |
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29.89 |
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30.02 |
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30.03 |
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-00.14 |
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30.39 |
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in |
1968 |
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29.77 |
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in |
1993 |
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| Minimum
Barometer |
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29.79 |
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29.97 |
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29.85 |
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-00.06 |
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30.17 |
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in |
2005 |
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29.25 |
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in |
1960 |
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| Average Barometer |
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29.84 |
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30.00 |
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29.94 |
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-00.10 |
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30.23 |
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in |
1984 |
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29.53 |
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in |
1960 |
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| Average Wind |
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5.4 |
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5.6 |
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5.1 |
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+0.3 |
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13.4 |
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in |
1960 |
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1.0 |
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in |
1965 |
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| Direction |
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SW |
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S |
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SSW |
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S |
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SSE |
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| High Wind Gust |
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24 |
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17 |
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19 |
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+5 |
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48 |
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in |
1960 |
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8 |
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in |
2005 |
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| Direction |
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WSW |
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S |
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SSW |
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SSE |
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S |
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| High
Heat Index |
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97 |
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104 |
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82 |
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+15 |
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104 |
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in |
2019 |
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| Wind Chill |
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#N/A |
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in |
#N/A |
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| Maximum Water Temp |
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69.6 |
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73.9 |
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71.6 |
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-2.0 |
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74.7 |
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in |
2006 |
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67.3 |
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in |
2017 |
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| Minimum
Water Temp |
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65.5 |
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70.4 |
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68.0 |
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-2.5 |
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70.9 |
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in |
2018 |
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64.0 |
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in |
2017 |
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| Average Water Temp |
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67.6 |
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72.2 |
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69.8 |
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-2.3 |
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72.2 |
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in |
2019 |
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65.7 |
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in |
2017 |
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| Sunrise/ AM Twilight |
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5:39:25 AM |
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5:08:15 AM |
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| Sunset /
PM Twilight |
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8:03:51 PM |
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8:35:02 PM |
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| Length Of Day |
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14:24:26 |
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| Special Conditions |
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Dense Fog |
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| Comments |
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July 30, 2020 |
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|
Record |
Record |
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| Month-to-Date Summary |
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Observed |
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2019 |
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Normal |
Depart |
Highest |
Lowest |
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| Avg Maximum Temperature |
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83.5 |
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84.1 |
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79.3 |
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+4.2 |
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84.7 |
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in |
1952 |
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74.1 |
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in |
1902 |
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| Avg
Minimum Temperature |
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67.2 |
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66.0 |
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63.8 |
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+3.5 |
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69.9 |
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in |
2013 |
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59.4 |
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in |
1962 |
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| Average Temperature |
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75.7 |
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75.1 |
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71.5 |
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+4.1 |
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76.1 |
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in |
2013 |
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67.7 |
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in |
1914 |
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| Total
Precipitation |
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1.30 |
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6.17 |
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3.27 |
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-1.97 |
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8.79 |
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in |
2009 |
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.36 |
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in |
1952 |
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| Total Snow |
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0.0 |
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0.0 |
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0.0 |
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+0.0 |
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0.0 |
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in |
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0.0 |
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in |
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| Total
Heating Deg Days |
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0 |
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0 |
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3 |
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-3 |
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32 |
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in |
1914 |
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0 |
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in |
2020 |
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| Total Cooling Deg Days |
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320 |
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311 |
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207 |
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+113 |
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334 |
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in |
2013 |
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102 |
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in |
1902 |
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| Avg Maximum Dew Point |
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71.7 |
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70.5 |
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67.5 |
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+4.2 |
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73.4 |
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in |
1994 |
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61.9 |
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in |
1965 |
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| Avg
Minimum Dew Point |
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63.8 |
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62.1 |
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58.8 |
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+4.9 |
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67.0 |
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in |
2013 |
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51.8 |
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in |
1965 |
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| Average Dew Point |
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67.8 |
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66.3 |
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63.2 |
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+4.6 |
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70.1 |
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in |
2013 |
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56.9 |
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in |
1965 |
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July 30, 2020 |
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Record |
Record |
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| Year-to-Date Summary |
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Observed |
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2019 |
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Normal |
Depart |
Highest |
Lowest |
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| Total Precipitation |
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22.32 |
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35.23 |
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27.70 |
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-5.38 |
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41.06 |
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in |
1998 |
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14.32 |
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in |
1957 |
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| Total
Snow (since Jul 1 20) |
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0.0 |
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0.0 |
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0.0 |
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+0.0 |
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0.0 |
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in |
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0.0 |
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in |
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| Total HDD (since Jul 1
20) |
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0 |
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0 |
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3 |
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-3 |
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32 |
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in |
1914 |
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0 |
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in |
2020 |
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| Total
CDD (since Jan 1) |
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453 |
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406 |
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296 |
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+157 |
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468 |
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in |
2010 |
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127 |
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in |
1902 |
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| Hour-by-Hour Weather For July 30, 2020 |
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| Climate Weather for July 30 |
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| Weather History For July 30 |
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| Weather Calendar |
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